const xjjarr : (string|number)[]= ['dajiao',33, 'teacher']

// 元组
const xjjyuanzu: [string,string,number] = ['dajiao', 'teacher',22]

// CSV
const xjjs7 : [string,string,number][] = [
    ['dajiao','teacher', 32],
    ['xiaoq','doctor', 22],
]

